20230311102 has 16 divisors (see below), whose sum is σ = 41447467152. Its totient is φ = 6578962880.

The previous prime is 20230311071. The next prime is 20230311103. The reversal of 20230311102 is 20111303202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20230311103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41118273 + ... + 41118764.

It is an arithmetic number, because the mean of its divisors is an integer number (2590466697).

Almost surely, 2^20230311102 is an apocalyptic number.

20230311102 is an abundant number, since it is smaller than the sum of its proper divisors (21217156050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20230311102 is a wasteful number, since it uses less digits than its factorization.

20230311102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82237083.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20230311102 its reverse (20111303202), we get a palindrome (40341614304).

The spelling of 20230311102 in words is "twenty billion, two hundred thirty million, three hundred eleven thousand, one hundred two".